Mini Hand Warmers offer non-toxic, odorless warmth wherever and whenever! Perfect for pockets, gloves, head wear, or in your hands! These Mini Hand Warmers release soothing heat for an outstanding 10+ hours and store easily with their compact and lightweight design. Contained inside the pouch is a mixture of ingredients that, when exposed to air, create an oxidation process generating heat. Keep a pair in your luggage, car, purse, tool box, or backpack for anytime use. Sold in pairs only